What is the 3-2-1 Rule and Does it Matter to Your Business? - IT News Africa | Business Technology, Telecoms and Startup News

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The 3-2-1 Rule is pretty simple: have 3 copies of data on 2 different media and 1 kept offsite. For example, keep two copies of a file on...

Bad things happen. One day, that file you worked on is fine. The next, it’s gone—lost in a hard drive failure or perhaps a stolen device. Maybe the version you worked on has corrupted, and you need to recover an earlier file. Someone might have deleted the file, removing it from your systems forever.Data corruption is a bit like a car accident. It doesn’t happen often to a person.

You can apply the rule manually or with backup automation. You could even print the file’s contents on paper and keep that safe. It’s not convenient, but ita backup. You could maintain two or several copies of a file. The point is to create redundancy through multiple independent backups.Digital Asset Management for Photographers

“Making multiple backups can sound daunting and costly when you look at the higher-tier options, such as dedicated network storage. But, in principle, you don’t need to go that far. The hardest part is to decide what data is important, then balance that with security and compliance. For example, if you are writing a pitch document, that’s not very sensitive. You can save a copy to email, to a flash drive, and save a third one on a service such as OneDrive.

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